The latest version of the platform is here, affecting the components listed below.
As this is a major release, we expect a downtime for the duration of this intervention, with all requests responding with the HTTP Response code 503; we apologize for any inconvenience this may cause in the meantime.
What’s new & Improvements
Web API The new response parameter 'paymentOptionHolderName' has been added in the following API methods:
Authorize Complete Authorize Please make sure to validate this change in the testing environment before the 9.8 KontoCloud release.
This version includes further performance improvements and bug fixes.
As of January 1, 2026, Bulgaria will transition from the Bulgarian lev (BGN) to the euro (EUR) as its official currency. All refunds processed on or after this date will be issued in euros, using the officially established fixed conversion rate, irrespective of the original transaction currency.
SDKs Latest Versions The web and mobile SDKs are updated regularly with new features, bug fixes and security enhancements. We strongly recommend that all stakeholders keep their integrated SDK versions up to date by adopting the latest releases as soon as they become available.
The latest version numbers are:
KC Web SDK – v9.7 iOS – v9.2 Android – v9.2
SmartPay customers do not need to take any action.
Rollback possible: Yes
All maintenance work can be considered complete once this has been announced on the status page i.e. please assume the environment is undergoing maintenance until you receive confirmation of successful conclusion.
Unless otherwise stated, we do not expect any incompatibility to be introduced by this change, despite this, to ensure your customer base continues to enjoy the same experience prior to the introduction of this change in other environments, we recommend executing regression tests immediately following the successful conclusion of this deployment and raising a service request explicitly asking to halt further deployment in other environments should a concern be identified based on your existing integration.
We appreciate your patience and understanding. As always, if you have questions relating to or issues following the upgrade with your existing integration, please write to support@jpmmps.com
Posted Aug 26, 2026 - 11:50 CEST
This scheduled maintenance affects: EU TEST (EU Sandbox API, EU Sandbox E-Wallet Portal, EU Sandbox Merchant Panel) and EU SmartPay (EU SmartPay SANDBOX).